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author | mark <mark@138bc75d-0d04-0410-961f-82ee72b054a4> | 2006-03-10 21:46:48 +0000 |
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committer | mark <mark@138bc75d-0d04-0410-961f-82ee72b054a4> | 2006-03-10 21:46:48 +0000 |
commit | ce57ab760f69de6db452def7ffbf5b114a2d8694 (patch) | |
tree | ea38c56431c5d4528fb54254c3f8e50f517bede3 /libjava/classpath/native/fdlibm/w_sqrt.c | |
parent | 50996fe55769882de3f410896032c887f0ff0d04 (diff) | |
download | ppe42-gcc-ce57ab760f69de6db452def7ffbf5b114a2d8694.tar.gz ppe42-gcc-ce57ab760f69de6db452def7ffbf5b114a2d8694.zip |
Imported GNU Classpath 0.90
* scripts/makemake.tcl: Set gnu/java/awt/peer/swing to ignore.
* gnu/classpath/jdwp/VMFrame.java (SIZE): New constant.
* java/lang/VMCompiler.java: Use gnu.java.security.hash.MD5.
* java/lang/Math.java: New override file.
* java/lang/Character.java: Merged from Classpath.
(start, end): Now 'int's.
(canonicalName): New field.
(CANONICAL_NAME, NO_SPACES_NAME, CONSTANT_NAME): New constants.
(UnicodeBlock): Added argument.
(of): New overload.
(forName): New method.
Updated unicode blocks.
(sets): Updated.
* sources.am: Regenerated.
* Makefile.in: Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@111942 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libjava/classpath/native/fdlibm/w_sqrt.c')
-rw-r--r-- | libjava/classpath/native/fdlibm/w_sqrt.c | 61 |
1 files changed, 3 insertions, 58 deletions
diff --git a/libjava/classpath/native/fdlibm/w_sqrt.c b/libjava/classpath/native/fdlibm/w_sqrt.c index 23a793ce74a..4dd589e254b 100644 --- a/libjava/classpath/native/fdlibm/w_sqrt.c +++ b/libjava/classpath/native/fdlibm/w_sqrt.c @@ -1,58 +1,21 @@ -/* @(#)w_sqrt.c 5.1 93/09/24 */ +/* @(#)w_sqrt.c 1.3 95/01/18 */ /* * ==================================================== * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. * - * Developed at SunPro, a Sun Microsystems, Inc. business. + * Developed at SunSoft, a Sun Microsystems, Inc. business. * Permission to use, copy, modify, and distribute this * software is freely granted, provided that this notice * is preserved. * ==================================================== */ -/* -FUNCTION - <<sqrt>>, <<sqrtf>>---positive square root - -INDEX - sqrt -INDEX - sqrtf - -ANSI_SYNOPSIS - #include <math.h> - double sqrt(double <[x]>); - float sqrtf(float <[x]>); - -TRAD_SYNOPSIS - #include <math.h> - double sqrt(<[x]>); - float sqrtf(<[x]>); - -DESCRIPTION - <<sqrt>> computes the positive square root of the argument. - You can modify error handling for this function with - <<matherr>>. - -RETURNS - On success, the square root is returned. If <[x]> is real and - positive, then the result is positive. If <[x]> is real and - negative, the global value <<errno>> is set to <<EDOM>> (domain error). - - -PORTABILITY - <<sqrt>> is ANSI C. <<sqrtf>> is an extension. -*/ - /* * wrapper sqrt(x) */ #include "fdlibm.h" -#include <errno.h> - -#ifndef _DOUBLE_IS_32BITS #ifdef __STDC__ double sqrt(double x) /* wrapper sqrt */ @@ -64,30 +27,12 @@ PORTABILITY #ifdef _IEEE_LIBM return __ieee754_sqrt(x); #else - struct exception exc; double z; z = __ieee754_sqrt(x); if(_LIB_VERSION == _IEEE_ || isnan(x)) return z; if(x<0.0) { - exc.type = DOMAIN; - exc.name = "sqrt"; - exc.err = 0; - exc.arg1 = exc.arg2 = x; - if (_LIB_VERSION == _SVID_) - exc.retval = 0.0; - else - exc.retval = 0.0/0.0; - if (_LIB_VERSION == _POSIX_) - errno = EDOM; - else if (!matherr(&exc)) { - errno = EDOM; - } - if (exc.err != 0) - errno = exc.err; - return exc.retval; + return __kernel_standard(x,x,26); /* sqrt(negative) */ } else return z; #endif } - -#endif /* defined(_DOUBLE_IS_32BITS) */ |